I think it's about his dick, which is small at first but gets a bit larger. Just look at these lyrics:
One Inch Man, he's so lonely, oh, he's breathing.
Damn my thoughts for you, do you really wanna fuck me?
Love my time for you, do you really wanna hold me?
Am I time for you? Do you really wanna hold me?
Love my time for you, do you really wanna?
I think it's about his dick, which is small at first but gets a bit larger. Just look at these lyrics:
One Inch Man, he's so lonely, oh, he's breathing. Damn my thoughts for you, do you really wanna fuck me? Love my time for you, do you really wanna hold me? Am I time for you? Do you really wanna hold me? Love my time for you, do you really wanna?
and in the beginning "get him up"